package chapter1;

import chapter1.subclass.duck.MallardDuck;
import chapter1.superclass.Duck;

/**
 * @author 张超
 * @date 2017/4/14
 */
public class MiniDuckSimulator {

    public static void main(String[] args) {
        Duck mallard = new MallardDuck();
        mallard.performFly();
        mallard.performQuack();
    }
}
